/*
 * Copyright 2013-2023 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.cloud.examples;

import com.alibaba.csp.sentinel.annotation.SentinelResource;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cloud.client.circuitbreaker.CircuitBreakerFactory;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

/**
 * @author xiaojing
 */
@RestController
public class TestController {

    @Autowired
    private RestTemplate restTemplate;

    @Autowired
    private CircuitBreakerFactory circuitBreakerFactory;

    @GetMapping("/hello")
    @SentinelResource("resource")
    public String hello() {
        return "Hello";
    }

    @GetMapping("/aa")
    @SentinelResource("aa")
    public String aa(int b,
                     int a) {
        return "Hello test";
    }

    @GetMapping("/test")
    public String test1() {
        return "Hello test";
    }

    @GetMapping("/template")
    public String client() {
        return restTemplate.getForObject("http://www.taobao.com/test", String.class);
    }

    @GetMapping("/slow")
    public String slow() {
        return circuitBreakerFactory.create("slow").run(() -> {
            try {
                Thread.sleep(500L);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
            return "slow";
        }, throwable -> "fallback");
    }

}
